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2 planning records
About 11 Northwick Avenue
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
11 Northwick Avenue is a semi-detached house in Harrow (HA3 0AA). It has a recorded floor area of 170 m² (around 1830 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (June 2018) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 83).
At 170 m² the property is well over the postcode median (91 m² across 27 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
EPC Rating
A
B
C
C69
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
5.5 t/year
Occupancy
Owner Occupied
Planning history
Applications and permits filed against 11 Northwick Avenue, Harrow, HA3 0AA, sourced from the PlanIt planning register.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
- Nov 2011ExtensionFullGrant Permission
Extension: Single storey · Rear of property
Erection of single storey rear extension and alterations to roof of existing single storey rear extension to dwellinghouse
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
11 Northwick Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
Current estimate
See how we calculated this£845,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
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The complete analysis of 11 Northwick Avenue, Harrow, HA3 0AA
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Versus other Northwick Avenue homes
Four headline reads against 17 similar houses on this street, drawn from the latest EPC and Land Registry data.
11 Northwick Avenue outperforms the street on epc rating by a wide margin.
EPC Rating
69 (C)
Street avg 58 (D)
Floor Area
170 m²
Street avg 151 m²
CO₂ Emissions
5.5 t/year
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Harrow district page.
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Northwick Park Station — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around HA3 0AA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
51.3dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 69 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 11 Northwick Avenue, Harrow, HA3 0AA. Each answer is also embedded as structured data for search engines.